Safety and Effectiveness of Conventional Commercial Products for Professional Tooth Bleaching: Comparative Ex Vivo Study Using AFM Microscopy and Nanoindentation oleh Claudio Pasquale, Nicola De Angelis, Fabrizio Barberis, Alberto Lagazzo, Elena Dellacasa, Davide Biggio, Matteo Schiaffino, Roberto Raiteri, Luca Ceseracciu, Stefano Benedicenti, Andrea Amaroli